btrfs_clone_extent_buffer
eb = btrfs_clone_extent_buffer(path->nodes[0]);
eb = btrfs_clone_extent_buffer(path->nodes[0]);
clone = btrfs_clone_extent_buffer(lowest);
struct extent_buffer *btrfs_clone_extent_buffer(const struct extent_buffer *src);
clone = btrfs_clone_extent_buffer(path->nodes[0]);
scratch_leaf = btrfs_clone_extent_buffer(path->nodes[0]);
clone = btrfs_clone_extent_buffer(path->nodes[level]);
btrfs_clone_extent_buffer(left_root->commit_root);
btrfs_clone_extent_buffer(right_root->commit_root);
ctx->scratch_eb = btrfs_clone_extent_buffer(path->nodes[0]);
eb = btrfs_clone_extent_buffer(old);
eb = btrfs_clone_extent_buffer(eb_root);
eb_rewin = btrfs_clone_extent_buffer(eb);